The Business Solutions Program offers NSTAR's non-residential customers incentives for a variety of energy efficient retrofit and new construction projects. Prescriptive rebates are available for commercial lighting, industrial lighting, motors & variable speed drives, variable speed drives, energy management systems, vending machines, and sensors. The program also offers a several customized incentives for energy saving retrofit projects that do not fit into the above listed categories. A comprehensive list of equipment rebates, customer eligibility, and applications can be found on the program web site.

In addition to the Business Solutions Program, NSTAR also offers engineering services to help government customers assess energy efficiency opportunities and the Construction Solutions Program for new construction and major renovations.